CN206451349U - A kind of bracing members axle power on-line monitoring system - Google Patents
A kind of bracing members axle power on-line monitoring system Download PDFInfo
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- CN206451349U CN206451349U CN201621400379.6U CN201621400379U CN206451349U CN 206451349 U CN206451349 U CN 206451349U CN 201621400379 U CN201621400379 U CN 201621400379U CN 206451349 U CN206451349 U CN 206451349U
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- axle power
- bracing members
- monitoring system
- line monitoring
- string
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Abstract
The utility model is related to a kind of bracing members axle power on-line monitoring system, applied to structural safety monitoring industry, refers in particular to a kind of distribution on line formula data collecting system for measuring bracing members stress.It includes multiple trichord axle power meters, multiple distributed capture nodes, routing node, gateway and cloud processing unit；Described trichord axle power meter it include three string wires, coil, string wire fix holder, cable, temperature sensor, steel column main body；Three string wires are individually fixed in steel column body peripheral edge, and string wire forms equilateral triangle into circle distribution；The utility model solves the problem of subway foundation pit industry bracing members axle power is monitored on-line, there is provided a set of distribution on line formula monitoring system, using trichord axle power meter and ZigBee wireless networks, solve the problems, such as axle power meter unbalance loading in bracing members axle power monitoring process, solve the convenient problem of field deployment simultaneously, on-line monitoring system is monitored in real time there is provided data, can be given warning in advance, and improves Monitoring Data reliability.
Description
Technical field
The utility model is related to a kind of bracing members axle power on-line monitoring system, applied to structural safety monitoring industry, refers in particular to
A kind of distribution on line formula data collecting system for measuring bracing members stress.
Background technology
With the development of urban construction, the space resources in city is increasingly expensive, and many engineerings to underground deep layer by developing
Mode to save the space resources in city.Subway engineering generally employ the method construction of open-cut foundation ditch.
Inner bearing type foundation pit enclosure structure, with simple in construction, stress clearly, is constructed workable, and progress is fast, bracing members
The advantages of system reusable edible, it is widely used.Most subway stations are in complex geological condition and excessive risk
Stabilization and the deformation of strict control foundation ditch are generally required in surrounding environment, in construction.Ensure that inner support plays the mechanics of precharge
Effect could effectively realize this target.Therefore, bracing members Internal Force Monitoring turns into the key factor for realizing this purpose.
At present for the monitoring of foundation pit enclosure structure, the scheme used is that vibratory string class Sensor monitoring bracing members axle power becomes
Change.And it is not applied to the acquisition system that foundation pit enclosure structure is monitored in industry also at present, the collecting device that scene is used now
It is the simple system integration, above brings many problems in application, such as field deployment mode, signal communication transmission means etc. are
Site environment is not well positioned to meet, causes Monitoring Data unreliable.
The content of the invention
For it is above-mentioned the problem of, the utility model patent purpose is to propose a kind of bracing members axle power on-line monitoring system
System, dimension axial force of the supports is measured using axle power, and system uses distributed deployment scheme, and data are passed by ZigBee wireless networks
It is defeated, field deployment can be made easy, data reliability is improved.
The utility model to achieve these goals, is adopted the following technical scheme that：
A kind of bracing members axle power on-line monitoring system, it includes multiple trichord axle power meters, multiple distributed capture nodes, road
By node, gateway and cloud processing unit；
Described trichord axle power meter it include three string wires, coil, string wire fix holder, cable, temperature sensor, steel
Post main body；
Three string wires are individually fixed in steel column body peripheral edge, and string wire forms equilateral triangle into circle distribution；It can eliminate
The measurement error that unbalance loading is brought.
Distributed capture node uses cable connection with trichord axle power meter.
Distributed capture node sends data to gateway by ZigBee-network, and gateway passes through DTU by collection in worksite number
Shown according to sending to cloud processing unit cloud analysis.
Further, distributed capture node built-in lithium battery is provided outside system power supply, distributed capture node too
Positive energy charging panel is connected by air plug with distributed capture node.
Further, gateway also has the zigbee antennas in zigbee telegons and DTU module, gateway to be inhaled with DTU antennas
Stay in zigbee gateways periphery.
Further, gateway uses embeded processor, and embeded processor is connected with display screen.
Further, the on-line monitoring system is built-in with zigbee modules, and communication distance can reach more than 1Km.
Further, distributed capture node embeds vibratory string acquisition module, and outside expands to three vibratory string passages.
There is self diagnosis module inside, can diagnose the running status of axle power meter state and intra-node modules.
Gateway embeds display screen, can show distributed capture nodal information and zigbee network topological diagram, ZigBee letters
Number intensity level.
Cloud processing unit can design alert status, and when early warning situation occurs in scene, short message, phone, form can be triggered simultaneously
Client is notified etc. means, is given warning in advance, it is to avoid dangerous situation occurs.
The utility model realization principle：Dimension axial force of the supports is measured using trichord axle power, trichord axle power meter is solved commonly
The problem of axle power meter unbalance loading, by using the axle power meter of three string wires, the average value of three string wire frequencies is calculated during calculating, can be with
The axle power meter monitoring error problem for bringing unbalance loading problem is well solved.Distributed capture node built-in lithium battery and outer
Solar charging panel is put, distributed capture node can be made to work in the wild for a long time.Zigbee built in distributed capture node
Module, allows distributed capture node and gateway to constitute Zigbee network, sets up data communication, built in distributed capture node
Vibratory string acquisition module, using three vibratory string acquisition channels, connects three vibrating wire sensors of trichord axle power meter respectively.Route section
Point, the same power mode using built-in lithium battery and external solar charging panel is long-term to work independently in the wild, routing node
Built-in Zigbee routing modules.Routing node provides data relay effect in Zigbee network, for distributed capture node
Apart from gateway farther out, it is impossible to gateway communication, it is necessary to carry out data relay, routing node, distributed capture using routing node
Node and gateway collectively constitute Zigbee network.Gateway uses mains-supplied, built-in embeded processor and Zigbee telegon,
The modules such as DTU, all distributed capture node work in gateway management scene, distributed capture node data is uploaded by DTU
To cloud processing unit, gateway built-in display screen can be with displaying scene distributed capture node working condition.Cloud processing unit is provided
Data, services, can accommodate mass data, data can be analyzed, assessed, and periodically send form to client, it is possible to
The very first time gives a forecast police.
The beneficial effects of the utility model：
The utility model solves the problem of subway foundation pit industry bracing members axle power is monitored on-line, and there is provided a set of online point
Cloth monitoring system, using trichord axle power meter and ZigBee wireless networks, solves axle power meter in bracing members axle power monitoring process
Unbalance loading problem, while solving the convenient problem of field deployment, on-line monitoring system is monitored in real time there is provided data, can be pre- in advance
It is alert, improve Monitoring Data reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is trichord axle power meter structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawings 1,2 pairs of the utility model are described in detail：
A kind of bracing members axle power on-line monitoring system, mainly there is multiple trichord axle power meters 3,7,15, multiple distributed captures
Node 2,4,6, routing node 5, gateway 8 and cloud processing unit 1 are constituted.
Above-mentioned trichord axle power meter, mainly there is string wire 18, and coil 19, string wire fixes holder 17, cable 20, temperature sensor
21, steel column main body 16 is constituted.Three string wires are individually fixed in the periphery of steel column main body 16, and string wire 18 is formed equilateral into circle distribution
Triangle.Distributed capture node 2,4,6 is connected with trichord axle power meter 3,7,15 using cable 20, during collection axle power meter frequency,
Distributed capture node 2,4,6 gathers the frequency values of three string wires respectively, then the average value of three string wires is being calculated, for disappearing
The error brought except axle power meter unbalance loading.
Above-mentioned distributed capture node 2 is respectively mounted by axle power meter at the scene, 3,7,15 based on gathering trichord axle power
Data.The built-in lithium battery of distributed capture node 2 provides the solar recharging outside system power supply, distributed capture node 2
Plate is connected by air plug with distributed capture node 2, is lithium cell charging by charge management circuit, is made distributed capture node
2 can be with long-term work.Built-in Zigbee module is connected by serial bus with SCM system, while by zigbee modules day
Line is drawn out to outside, and zigbee antennas use sucker antenna, is held when can be installed on distributed capture node 2 or installation
Sensor proximity region, during work, gateway 8 is sent data to by zigbee network.
Routing node 5 is disposed according to the situation of distrbuted acquisition node 2, if the distance webs of distributed capture node 2
The distance for closing 8 is limited beyond zigbee communication distances, then needs the increase in the middle of distributed capture node 2 and gateway 8 to route
Node 5.
Gateway 8, which is deployed in the live goods and materials room of project or other, the local of civil power, and gateway 8 also has zigbee telegons
11 hold on zigbee gateways periphery with DTU module 12, the zigbee antennas 13 of gateway 8 with DTU antennas 14, and note by
Zigbee antennas 13 dispose 0.5 meter from metope, away from high 1 meter of the position in ground.Gateway 8 is responsible for scene using embeded processor 10
Distributed capture node ZigBee-network is managed, and embeded processor 10 is connected with display screen 9, can adopt the distribution at scene
Collection nodal information show, while can also displaying scene zigbee network topological diagram, be easy to live later maintenance.Cloud processing unit
1 is issued to gateway 8 by DTU12 by information is gathered, and order is being issued into each distributed capture section by zigbee network
Point 2.After the completion of data acquisition is arranged, distributed capture node 2 is set wakes up the collection moment next time, then carries out dormancy, enters
Enter low-power consumption mode.When reaching the working time next time, distributed capture node 2 is interrupted by internal RTC circuit and waken up, with gateway
8 communications, complete this data acquisition.
The data that cloud processing unit is uploaded to gateway 8 are shown first, then according in historical data and database
Other mass data comparative analysis, draw the live works health status of project.There is warning data simultaneously for scene,
The very first time client can be notified with means such as form, phone, short messages, early warning scheme is taken immediately, prevents accident from occurring.
Claims (6)
1. a kind of bracing members axle power on-line monitoring system, it is characterised in that：It includes multiple trichord axle power meters（3、7、15）, it is multiple
Distributed capture node（2、4、6）, routing node（5）, gateway（8）With cloud processing unit（1）；
Described trichord axle power meter（3、7、15）It includes three string wires（18）, coil（19）, string wire fix holder（17）, electricity
Cable（20）, temperature sensor（21）, steel column main body（16）；
Three string wires（18）It is individually fixed in steel column main body（16）Periphery, string wire（18）Into circle distribution, equilateral triangle is formed；
Distributed capture node（2、4、6）With trichord axle power meter（3、7、15）Using cable（20）Connection.
2. bracing members axle power on-line monitoring system according to claim 1, it is characterised in that：Distributed capture node（2、
4、6）Built-in lithium battery provides system power supply, distributed capture node（2、4、6）Outside solar charging panel by air plug with
Distributed capture node（2）Connection.
3. bracing members axle power on-line monitoring system according to claim 1, it is characterised in that：Gateway（8）Also zigbee
Telegon（11）With DTU module（12）, gateway（8）In zigbee antennas（13）With DTU antennas（14）Hold in zigbee nets
Close periphery.
4. bracing members axle power on-line monitoring system according to claim 1, it is characterised in that：Gateway（8）Using embedded
Processor（10）, embeded processor（10）It is connected with display screen（9）.
5. bracing members axle power on-line monitoring system according to claim 1, it is characterised in that：Built in the on-line monitoring system
There are zigbee modules.
6. bracing members axle power on-line monitoring system according to claim 1, it is characterised in that：Distributed capture node is embedded
Vibratory string acquisition module, outside expands to three vibratory string passages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400379.6U CN206451349U (en) | 2016-12-20 | 2016-12-20 | A kind of bracing members axle power on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400379.6U CN206451349U (en) | 2016-12-20 | 2016-12-20 | A kind of bracing members axle power on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206451349U true CN206451349U (en) | 2017-08-29 |
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ID=59672973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621400379.6U Active CN206451349U (en) | 2016-12-20 | 2016-12-20 | A kind of bracing members axle power on-line monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764328A (en) * | 2017-10-18 | 2018-03-06 | 沈阳工程学院 | Three bracing members axle power relaxation pressure, temperature and humidity control automatic alarm systems |
| CN109300292A (en) * | 2018-07-30 | 2019-02-01 | 中铁七局集团西安铁路工程有限公司 | A kind of support shaft force automatic monitoring transmitting device based on Internet of Things |
-
2016
- 2016-12-20 CN CN201621400379.6U patent/CN206451349U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764328A (en) * | 2017-10-18 | 2018-03-06 | 沈阳工程学院 | Three bracing members axle power relaxation pressure, temperature and humidity control automatic alarm systems |
| CN109300292A (en) * | 2018-07-30 | 2019-02-01 | 中铁七局集团西安铁路工程有限公司 | A kind of support shaft force automatic monitoring transmitting device based on Internet of Things |
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